<template>
  <div>哈哈，我又变帅了</div>
  <div>{{number}}</div>
</template>
<script lang="ts">
import { defineComponent } from 'vue'

export default defineComponent({
  name: 'App',
  setup () {
    const number = 10
    return {
      number
    }
  }
})
</script>

<style>
</style>
